20341140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{977}}^1$

素因数の和:1336

約数の個数: 48

約数和(自身を含む): 57177792

約数和(自身を除く): 36836652

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 347, 694, 977, 1041, 1388, 1735, 1954, 2082, 2931, 3470, 3908, 4164, 4885, 5205, 5862, 6940, 9770, 10410, 11724, 14655, 19540, 20820, 29310, 58620, 339019, 678038, 1017057, 1356076, 1695095, 2034114, 3390190, 4068228, 5085285, 6780380, 10170570, 20341140]

約数ペア:

[(1, 20341140), (2, 10170570), (3, 6780380), (4, 5085285), (5, 4068228), (6, 3390190), (10, 2034114), (12, 1695095), (15, 1356076), (20, 1017057), (30, 678038), (60, 339019), (347, 58620), (694, 29310), (977, 20820), (1041, 19540), (1388, 14655), (1735, 11724), (1954, 10410), (2082, 9770), (2931, 6940), (3470, 5862), (3908, 5205), (4164, 4885)]